OHA Drinking Water Services
OR41
PWS ID: 90595 ---- NESTUCCA VALLEY ELEMENTARY SCHOOL
Maximum Residual Disinfection Level (MRDL) Samples
MRDL Monitoring Requirements :: Excel Spreadsheet

Monitoring
Period
Entry
Point
Samples
Required
Samples
Collected
Period
Avg
Annual
Avg
Level
Compliance
Jul 01, 2023 DIST-A 1 1 0.3 0.7Y
Apr 01, 2023 DIST-A 1 2 0.5 0.6Y
Jan 01, 2023 DIST-A 1 2 0.9 0.8Y
Oct 01, 2022 DIST-A 1 1 0.95 0.9Y
Jul 01, 2022 DIST-A 1 1 0.15 0.8Y
Apr 01, 2022 DIST-A 1 1 1.4 1.0Y
Jan 01, 2022 DIST-A 1 1 1.09 0.8Y
Oct 01, 2021 DIST-A 1 1 0.6 0.6Y
Oct 01, 2020 DIST-A 1 0 0.5Y
Jul 01, 2020 DIST-A 1 0 0.5Y
Apr 01, 2020 DIST-A 1 0 0.5Y
Jan 01, 2020 DIST-A 1 1 0.5 0.7Y
Oct 01, 2019 DIST-A 1 1 0.5 0.9Y
Sep 01, 2019 DIST-A 1 1 0.5 1.2Y
Aug 01, 2019 DIST-A 1 1 0.5 1.3Y
Jul 01, 2019 DIST-A 1 0 1.4Y
Jun 01, 2019 DIST-A 1 1 0.6 1.4Y
May 01, 2019 DIST-A 1 1 1.5 1.5Y
Apr 01, 2019 DIST-A 1 1 1.5 1.4Y
Mar 01, 2019 DIST-A 1 1 1.5 1.4Y
Feb 01, 2019 DIST-A 1 1 1.5 1.3Y
Jan 01, 2019 DIST-A 1 1 1.2 1.3Y
Dec 01, 2018 DIST-A 1 1 1.2 1.2Y
Nov 01, 2018 DIST-A 1 1 1.5 1.2Y
Oct 01, 2018 DIST-A 1 1 1.5 1.1Y
Sep 01, 2018 DIST-A 1 1 1.5 1.1Y
Aug 01, 2018 DIST-A 1 1 1.5 1.0Y
Jul 01, 2018 DIST-A 1 1 1.7 0.9Y
Jun 01, 2018 DIST-A 1 1 1.7 0.8Y
May 01, 2018 DIST-A 1 1 1 0.7Y
Apr 01, 2018 DIST-A 1 1 0.5 0.6Y
Mar 01, 2018 DIST-A 1 1 0.5 0.6Y
Feb 01, 2018 DIST-A 1 1 1.5 0.6Y
Jan 01, 2018 DIST-A 1 1 0.5 0.5Y
Dec 01, 2017 DIST-A 1 0 0.5Y
Nov 01, 2017 DIST-A 1 1 0.5 0.5Y
Oct 01, 2017 DIST-A 1 1 0.7 0.5Y
Sep 01, 2017 DIST-A 1 1 0.5 0.9Y
Jul 01, 2017 DIST-A 1 2 0.5 0.9Y
Jun 01, 2017 DIST-A 3 0 1.3Y
Apr 01, 2017 DIST-A 4 4 0.5 1.3Y
Jan 01, 2017 DIST-A 1 0 1.5Y
Oct 01, 2016 DIST-A 1 1 1.5 1.5Y
Jul 01, 2016 DIST-A 1 1 1.5 1.5Y
Apr 01, 2016 DIST-A 1 1 1.5 1.4Y
Jan 01, 2016 DIST-A 1 1 1.6 1.4Y
Oct 01, 2015 DIST-A 1 1 1.5 1.3Y
Jul 01, 2015 DIST-A 1 1 1.2 1.2Y
Apr 01, 2015 DIST-A 1 1 1.1 1.2Y
Jan 01, 2015 DIST-A 1 1 1.2 1.2Y
Oct 01, 2014 DIST-A 1 1 1.3 1.2Y
Jul 01, 2014 DIST-A 1 1 1.3 0.9Y
Apr 01, 2014 DIST-A 1 1 0.9 0.8Y
Jan 01, 2014 DIST-A 1 1 1.2 0.9Y
Oct 01, 2013 DIST-A 1 1 0.1 0.9Y
Jul 01, 2013 DIST-A 1 2 1.2 1.2Y
Apr 01, 2013 DIST-A 1 1 1.2 1.1Y
Jan 01, 2013 DIST-A 1 1 1.3 1.1Y
Oct 01, 2012 DIST-A 1 1 1.2 1.2Y
Jul 01, 2012 DIST-A 1 2 0.9 1.3Y
Apr 01, 2012 DIST-A 1 1 1.2 1.4Y
Jan 01, 2012 DIST-A 1 1 1.5 1.5Y
Oct 01, 2011 DIST-A 1 1 1.5 1.4Y
Jul 01, 2011 DIST-A 1 1 1.2 1.3Y
Apr 01, 2011 DIST-A 1 1 1.7 1.4Y
Jan 01, 2011 DIST-A 1 1 1.2 1.2Y
Oct 01, 2010 DIST-A 1 1 1.3 1.4Y
Jul 01, 2010 DIST-A 1 1 1.1 1.2Y
Apr 01, 2010 DIST-A 1 1 1.2 1.1Y
Jan 01, 2010 DIST-A 1 1 1.7 0.8Y
Oct 01, 2009 DIST-A 1 1 0.7 0.3Y
Jul 01, 2009 DIST-A 1 1 0.08 0.1Y
Apr 01, 2009 DIST-A 1 1 0.08 0.1Y
Jan 01, 2009 DIST-A 1 1 0.08 0.1Y
Oct 01, 2008 DIST-A 1 1 0.06 0.4Y
Jul 01, 2008 DIST-A 1 1 0.08 0.7Y
Apr 01, 2008 DIST-A 1 2 0.07 0.7Y
Jan 01, 2008 DIST-A 1 1 1.1 0.9Y
Oct 01, 2007 DIST-A 1 1 1 0.8Y
Jul 01, 2007 DIST-A 1 1 0.03 0.9Y
Apr 01, 2007 DIST-A 1 1 1 0.9Y
Jan 01, 2007 DIST-A 1 1 0.8 0.9Y
Oct 01, 2006 DIST-A 1 1 1.3 1.2Y
Jul 01, 2006 DIST-A 1 1 0.1 1.2Y
Apr 01, 2006 DIST-A 1 0 1.3Y
Jan 01, 2006 DIST-A 1 1 1.5 1.0Y
Oct 01, 2005 DIST-A 1 1 1.3 0.5Y
Jul 01, 2005 DIST-A 1 1 0.9 0.1Y
Apr 01, 2005 DIST-A 1 1 0 0Y
Jan 01, 2005 DIST-A 1 1 0 0Y
Oct 01, 2004 DIST-A 1 1 0 0Y
 




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